Classification of occupations and directory of occupational titles. 

 - London :  Her Majesty's Stationery Office,  1972 [reprinted 1975] 
 - 3 v. ; 
<br/><br/> At head of title: Department of Employment.---- 
<br/><br/><label>ISBN: </label>0113600925 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Occupations---Great Britain.---
<br/><br/><label>Dewey Class. No.: </label>331.700941  / Cl